Where Ampian's data comes from

Ampian is a home intelligence platform that gives US homebuyers and owners the true cost, zoning, and natural-hazard picture of any address before they commit.

Ampian's analysis is AI-synthesized from the authoritative sources listed below. We do not invent numbers — every report is built by an AI model that reads and combines these real, named data sources for your specific address.

For the Zoning Oracle report

Zoneomics

Current zoning and land-use classification plus overlay districts.

FEMA NFHL

Regulatory flood-zone determination from the National Flood Hazard Layer.

FEMA National Risk Index

Composite and per-hazard natural-risk ratings for the location.

USFS Wildfire Hazard Potential

Modeled wildfire hazard class, part of Wildfire Risk to Communities.

GreatSchools

School ratings and quality signals for the surrounding area.

FHFA House Price Index

Home-appreciation trends over recent 5- and 10-year windows.

US Census ACS

American Community Survey home values and neighborhood-change signals.

Nearby development news (AI)

Recent development news retrieved by AI over curated, reputable press and news sources.

US Census geographies (TIGER)

Census tract and geography resolution for the address.

Overture Maps

Existing infrastructure, nearby amenities, and public-transit context, built on OpenStreetMap data (© OpenStreetMap contributors, ODbL).

HUD Fair Market Rents

Area rent benchmarks used as a rentability signal.

For the True Cost Forecaster report

US Census ACS + county property-tax rules

Property-tax rates and homestead exemptions by jurisdiction.

US Treasury FIO + construction cost

Homeowners-insurance estimate calibrated to rebuild cost.

EIA + DOE RECS (electricity)

Electricity cost model from federal energy data.

EIA + DOE RECS (heating oil)

Heating-oil cost model from federal energy data.

Local water-utility rates

Water and sewer cost from published local utility rates.

BLS wage index

Landscaping-labor cost from the Bureau of Labor Statistics wage index.

DOE/IECC climate zones

Climate normalization so cost models reflect local conditions.

Capex & maintenance cost models

Pool upkeep, snow removal, and major-system replacement reference costs.

Shared across both reports

Nominatim / OpenStreetMap

Report geocoding — turning the address into latitude and longitude, server-side.

OpenAI (synthesis)

The AI model that synthesizes each report from the authoritative sources above.

How the report is built

Ampian gathers the sources above for your address, then an AI model synthesizes them into a single, readable report. The insights are AI-synthesized estimates grounded in authoritative federal, public, and licensed data — not a human appraisal, and not a guess pulled from thin air.